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2026-04-27 - 21:36
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Mon Apr 27, 2026 12:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9766211596,7sleep30-21swapper/307:08:213
96392115105,7sleep10-21swapper/107:06:431
95982110100,7sleep00-21swapper/007:06:100
9548210896,8sleep20-21swapper/207:05:322
287912790,0sleep00-21swapper/007:50:180
287912790,0sleep00-21swapper/007:50:170
287302730,0sleep10-21swapper/111:10:231
287302730,0sleep10-21swapper/111:10:221
13152620,0sleep10-21swapper/110:50:131
6392580,0sleep20-21swapper/208:25:162
42152580,0sleep20-21swapper/208:55:202
73202540,0sleep00-21swapper/011:50:190
196512530,0sleep00-21swapper/011:35:000
259422300,1sleep325946-21unixbench_multi12:05:233
10073992723,3cyclictest0-21swapper/207:48:112
1007399271,25cyclictest0-21swapper/209:23:092
1007399270,26cyclictest0-21swapper/211:44:142
1007399270,26cyclictest0-21swapper/211:37:042
1007399270,26cyclictest0-21swapper/209:03:232
1007399270,26cyclictest0-21swapper/208:23:442
1007399270,26cyclictest0-21swapper/208:07:292
1007199270,26cyclictest0-21swapper/109:17:511
1007199270,26cyclictest0-21swapper/108:16:381
1007199270,26cyclictest0-21swapper/107:46:411
10073992618,7cyclictest0-21swapper/207:43:262
1007399260,25cyclictest0-21swapper/212:11:082
1007399260,25cyclictest0-21swapper/209:10:352
1007399260,25cyclictest0-21swapper/207:28:322
10071992622,3cyclictest0-21swapper/107:38:081
1007199260,25cyclictest27670-21latency_hist10:45:001
1007199260,25cyclictest0-21swapper/111:23:101
10066992617,8cyclictest0-21swapper/012:37:050
1006699260,25cyclictest0-21swapper/009:49:360
10073992522,2cyclictest0-21swapper/210:11:452
1007399250,24cyclictest0-21swapper/211:12:012
1007399250,24cyclictest0-21swapper/211:12:012
10071992521,3cyclictest0-21swapper/108:39:321
1007199250,24cyclictest0-21swapper/112:02:461
10066992518,7cyclictest0-21swapper/007:57:020
10066992510,9cyclictest0-21swapper/011:40:210
10073992422,2cyclictest0-21swapper/212:34:502
10073992421,2cyclictest0-21swapper/209:35:242
1007399241,22cyclictest0-21swapper/209:47:152
10071992421,3cyclictest0-21swapper/111:48:431
10066992422,2cyclictest0-21swapper/009:12:290
10073992320,2cyclictest0-21swapper/208:19:252
1007399230,22cyclictest0-21swapper/212:35:182
10071992322,1cyclictest0-21swapper/112:25:161
10071992321,2cyclictest0-21swapper/111:57:411
10071992321,2cyclictest0-21swapper/108:54:171
10071992321,2cyclictest0-21swapper/108:00:491
10071992320,3cyclictest0-21swapper/111:31:521
10071992320,3cyclictest0-21swapper/108:27:011
10066992321,2cyclictest0-21swapper/009:51:060
1006699231,3cyclictest0-21swapper/007:37:470
10073992220,2cyclictest0-21swapper/212:16:102
10073992214,7cyclictest0-21swapper/208:13:352
1007399221,3cyclictest0-21swapper/210:03:342
1007399221,20cyclictest0-21swapper/211:51:192
1007399221,20cyclictest0-21swapper/209:43:092
1007399220,21cyclictest0-21swapper/208:35:142
1007399220,17cyclictest0-21swapper/210:48:462
10071992220,2cyclictest0-21swapper/112:23:231
1007199220,21cyclictest0-21swapper/110:04:541
1007199220,21cyclictest0-21swapper/109:55:271
1007199220,21cyclictest0-21swapper/108:20:201
1007199220,20cyclictest24839-21basename09:45:001
148552219,3sleep30-21swapper/311:55:313
10073992119,1cyclictest749-21snmpd10:30:512
10073992119,1cyclictest749-21snmpd08:00:442
10073992117,3cyclictest0-21swapper/212:00:282
10073992117,3cyclictest0-21swapper/209:31:182
10073992117,3cyclictest0-21swapper/208:45:382
10073992117,2cyclictest749-21snmpd11:30:142
1007399211,19cyclictest0-21swapper/207:33:322
1007399210,2cyclictest0-21swapper/209:05:502
1007399210,20cyclictest0-21swapper/211:25:592
1007399210,20cyclictest0-21swapper/211:05:262
1007399210,20cyclictest0-21swapper/210:19:212
1007399210,20cyclictest0-21swapper/209:56:152
1007399210,20cyclictest0-21swapper/207:57:442
1007399210,20cyclictest0-21swapper/207:22:592
1007199217,9cyclictest0-21swapper/112:05:141
10071992119,2cyclictest0-21swapper/110:56:131
10071992119,2cyclictest0-21swapper/110:47:391
10071992119,2cyclictest0-21swapper/110:08:391
10071992119,2cyclictest0-21swapper/109:39:361
10071992119,2cyclictest0-21swapper/107:27:251
10071992117,3cyclictest0-21swapper/110:35:451
1007199210,3cyclictest0-21swapper/111:29:591
1007199210,3cyclictest0-21swapper/108:12:291
1007199210,21cyclictest0-21swapper/111:17:461
1007199210,20cyclictest0-21swapper/112:31:051
1007199210,20cyclictest0-21swapper/111:43:081
1007199210,20cyclictest0-21swapper/109:09:181
1007199210,20cyclictest0-21swapper/108:55:501
1007199210,20cyclictest0-21swapper/108:44:321
1007199210,20cyclictest0-21swapper/107:18:551
10066992118,3cyclictest0-21swapper/012:10:040
10066992118,2cyclictest749-21snmpd11:19:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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